package ooday03;

public class InterfaceDemo {
    public static void main(String[] args) {
    }
}
interface Inter4{
    void show();
}
interface Tnter5{
    void test();
}

interface Inter {
    void show();
    void test();
}
interface Inter1 {
    void show();
    void test();
}
class Aoo implements Inter1 {
    public void show(){}
    public void test(){}
}
interface Inter2{
    void show();
}
interface Inter3{
    void  test();
}
abstract  class Boo{
    abstract void say();
}
class Coo extends Boo implements Inter1,Inter2{
    void  say(){}
    public void show(){}
    public void test(){}
}
